\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Summary Statistics for State-Years, by Murdie and Davis (2012) NGO Shaming Status and Lagged Personal Integrity Abuse Score*\label{tab:ngosum-1}}
\begin{tabular}{l*{4}{c}}
\hline\hline
                              &\multicolumn{1}{c}{\shortstack{low abuse\\no shaming}}&\multicolumn{1}{c}{\shortstack{low abuse\\shaming}}&\multicolumn{1}{c}{\shortstack{high abuse\\no shaming}}&\multicolumn{1}{c}{\shortstack{high abuse\\shaming}}\\
                              &                   mean/sd&                   mean/sd&                   mean/sd&                   mean/sd\\
\hline
ln (Bilateral aid PC + 1)     &                     3.394&                     3.001&                     2.670&                     2.201\\
                              &                   (1.149)&                   (0.988)&                   (1.249)&                   (1.328)\\
lag ln (Bilateral aid PC + 1) &                     3.395&                     2.782&                     2.733&                     2.219\\
                              &                   (1.166)&                   (0.880)&                   (1.254)&                   (1.331)\\
lag Civil Liberties           &                     4.137&                     4.640&                     4.876&                     5.206\\
                              &                   (1.608)&                   (1.319)&                   (1.439)&                   (1.279)\\
lag ln GDP per capita         &                     7.099&                     7.019&                     6.632&                     6.690\\
                              &                   (1.224)&                   (0.930)&                   (1.118)&                   (1.121)\\
lag ln Population             &                    14.592&                    15.992&                    16.354&                    17.349\\
                              &                   (1.571)&                   (1.624)&                   (1.464)&                   (1.724)\\
lag Agreement with USA        &                     0.361&                     0.350&                     0.333&                     0.328\\
                              &                   (0.097)&                   (0.089)&                   (0.091)&                   (0.080)\\
lag War                       &                     0.053&                     0.056&                     0.389&                     0.512\\
                              &                   (0.224)&                   (0.236)&                   (0.488)&                   (0.503)\\
lag CINC Capabilities         &                     0.005&                     0.012&                     0.029&                     0.093\\
                              &                   (0.010)&                   (0.014)&                   (0.074)&                   (0.187)\\
Polity Score (-10 to 10)      &                     1.945&                    -1.900&                     3.107&                     3.291\\
                              &                   (6.761)&                   (6.456)&                   (6.687)&                   (6.841)\\
\hline
Observations                  &                       581&                        25&                      1591&                       209\\
\hline\hline
\end{tabular}
\end{table}
